Stephen Yuen, PA
Physician Assistant · Van Nuys, CA
Stephen Yuen, PA is a physician assistant with a practice address in Van Nuys, California, and NPI 1134534886, issued on Jun 20, 2014. Check the license (California 51696, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Stephen Yuen
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 51696 CA
Self-reported in NPPES; status is on the state search - Practice location
- 6815 Noble Ave, Van Nuys, CA 91405
- Phone
- (818) 901-6600
- Enumerated
- Jun 20, 2014
- Record last updated
- Jun 23, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (818) 901-4579
- Medicare enrollment
- Enrolled (PECOS I20160601000864); accepts Medicare assignment
- Medical or professional school
- University Of Southern California Keck School Of Medicine, 2014
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 6815 Noble Ave
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Verify Stephen Yuen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 51696Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% fewer Medicare Part D claims than the average physician assistant in 2024
191 Medicare Part D claims for 101 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 126 claims were for opioids.
Most prescribed
- Oxycodone Hcl57 claims
- Tramadol Hcl41 claims
- Celecoxib21 claims
- Hydrocodone-Acetaminophen15 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 86.2 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
One hospital affiliation
- Straub Clinic And HospitalHonolulu, HI · Acute Care Hospitals4 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Stephen Yuen among 14,451 physician assistant records in California
Stephen Yuen, PA is one of 14,451 physician assistant records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 38% of them.
- NPI issued2014 · 38% of these records are older, 59% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2014 · median 2018 among the 7,214 with a school on file
- Record last updated2014 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
56 physician assistant records list a practice address in Van Nuys
They are 56 of the 4,323 NPPES records with a practice address in Van Nuys, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in Van Nuys → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Alexander Anene, P.A.Van Nuys, CA 914051265635130
- Amber Calderaro, PAVan Nuys, CA 914051205847985
- James Coe, PA-CVan Nuys, CA 914051013939107
- Timothy Jones, PACVan Nuys, CA 914051437231164
- Dale Jones, PA NPVan Nuys, CA 914051437297165
- Esther Kishimoto, PAVan Nuys, CA 914051942649629
- Brian Lustgarten, P.A.Van Nuys, CA 914051326106683
- Negoita Neagos, MPA-CVan Nuys, CA 914051679896674
Common questions
What is Stephen Yuen, PA's NPI number?
Stephen Yuen, PA's National Provider Identifier (NPI) is 1134534886, issued on Jun 20, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Stephen Yuen, PA located?
The NPPES record lists a practice address at 6815 Noble Ave, Van Nuys, CA, 91405. Phone: (818) 901-6600. Providers update this record themselves, so call before visiting.
How can I verify Stephen Yuen, PA's license?
NPPES lists California license number 51696, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Stephen Yuen, PA prescribe under Medicare Part D?
In 2024, Stephen Yuen, PA had 191 Medicare Part D claims for 101 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Stephen Yuen, PA's MIPS final score?
The 2023 MIPS final score is 86.2 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.